- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Fispa "90109" - Not available
PEUGEOT - 405, 406, 605, Boxer, Expert; CITROËN - ZX, Xsara; FIAT - Ducato, Ulysse; LANCIA - Zeta, Kappa; FORD - Escort, Sierra